rewrote netgraph code
[divverent/darkplaces.git] / cl_screen.c
1
2 #include "quakedef.h"
3 #include "cl_video.h"
4 #include "image.h"
5 #include "jpeg.h"
6 #include "cl_collision.h"
7 #include "libcurl.h"
8 #include "csprogs.h"
9 #include "cap_avi.h"
10 #include "cap_ogg.h"
11
12 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
13 #include "snd_main.h"
14
15 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100", "how large the view should be, 110 disables inventory bar, 120 disables status bar"};
16 cvar_t scr_fov = {CVAR_SAVE, "fov","90", "field of vision, 1-170 degrees, default 90, some players use 110-130"};
17 cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1", "opacity of console background"};
18 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
19 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
20 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
21 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
22 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
23 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low"};
24 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
25 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
26 cvar_t scr_printspeed = {0, "scr_printspeed","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
27 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
28 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
29 cvar_t vid_pixelheight = {CVAR_SAVE, "vid_pixelheight", "1", "adjusts vertical field of vision to account for non-square pixels (1280x1024 on a CRT monitor for example)"};
30 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
31 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
32 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
33 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
34 // scr_screenshot_name is defined in fs.c
35 cvar_t cl_capturevideo = {0, "cl_capturevideo", "0", "enables saving of video to a .avi file using uncompressed I420 colorspace and PCM audio, note that scr_screenshot_gammaboost affects the brightness of the output)"};
36 cvar_t cl_capturevideo_printfps = {CVAR_SAVE, "cl_capturevideo_printfps", "1", "prints the frames per second captured in capturevideo (is only written to the log file, not to the console, as that would be visible on the video)"};
37 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
38 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
39 cvar_t cl_capturevideo_realtime = {0, "cl_capturevideo_realtime", "0", "causes video saving to operate in realtime (mostly useful while playing, not while capturing demos), this can produce a much lower quality video due to poor sound/video sync and will abort saving if your machine stalls for over a minute"};
40 cvar_t cl_capturevideo_fps = {CVAR_SAVE, "cl_capturevideo_fps", "30", "how many frames per second to save (29.97 for NTSC, 30 for typical PC video, 15 can be useful)"};
41 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
42 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
43 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
44 cvar_t cl_capturevideo_framestep = {CVAR_SAVE, "cl_capturevideo_framestep", "1", "when set to n >= 1, render n frames to capture one (useful for motion blur like effects)"};
45 cvar_t r_letterbox = {0, "r_letterbox", "0", "reduces vertical height of view to simulate a letterboxed movie effect (can be used by mods for cutscenes)"};
46 cvar_t r_stereo_separation = {0, "r_stereo_separation", "4", "separation distance of eyes in the world (negative values are only useful for cross-eyed viewing)"};
47 cvar_t r_stereo_sidebyside = {0, "r_stereo_sidebyside", "0", "side by side views for those who can't afford glasses but can afford eye strain (note: use a negative r_stereo_separation if you want cross-eyed viewing)"};
48 cvar_t r_stereo_redblue = {0, "r_stereo_redblue", "0", "red/blue anaglyph stereo glasses (note: most of these glasses are actually red/cyan, try that one too)"};
49 cvar_t r_stereo_redcyan = {0, "r_stereo_redcyan", "0", "red/cyan anaglyph stereo glasses, the kind given away at drive-in movies like Creature From The Black Lagoon In 3D"};
50 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
51 cvar_t r_stereo_angle = {0, "r_stereo_angle", "0", "separation angle of eyes (makes the views look different directions, as an example, 90 gives a 90 degree separation where the views are 45 degrees left and 45 degrees right)"};
52 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
53 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
54 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
55 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
56 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
57 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
58 cvar_t scr_screenshot_name_in_mapdir = {CVAR_SAVE, "scr_screenshot_name_in_mapdir", "0", "if set to 1, screenshots are placed in a subdirectory named like the map they are from"};
59 cvar_t shownetgraph = {CVAR_SAVE, "shownetgraph", "0", "shows a graph of packet sizes and other information, 0 = off, 1 = show client netgraph, 2 = show client and server netgraphs (when hosting a server)"};
60 cvar_t cl_demo_mousegrab = {0, "cl_demo_mousegrab", "0", "Allows reading the mouse input while playing demos. Useful for camera mods developed in csqc. (0: never, 1: always)"};
61
62 extern cvar_t r_glsl;
63 extern cvar_t v_glslgamma;
64 extern cvar_t sbar_info_pos;
65 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && !(r_glsl.integer && v_glslgamma.integer))
66
67 int jpeg_supported = false;
68
69 qboolean        scr_initialized;                // ready to draw
70
71 float           scr_con_current;
72 int                     scr_con_margin_bottom;
73
74 extern int      con_vislines;
75
76 static void SCR_ScreenShot_f (void);
77 static void R_Envmap_f (void);
78
79 // backend
80 void R_ClearScreen(qboolean fogcolor);
81
82 /*
83 ===============================================================================
84
85 CENTER PRINTING
86
87 ===============================================================================
88 */
89
90 char            scr_centerstring[MAX_INPUTLINE];
91 float           scr_centertime_start;   // for slow victory printing
92 float           scr_centertime_off;
93 int                     scr_center_lines;
94 int                     scr_erase_lines;
95 int                     scr_erase_center;
96 char        scr_infobarstring[MAX_INPUTLINE];
97 float       scr_infobartime_off;
98
99 /*
100 ==============
101 SCR_CenterPrint
102
103 Called for important messages that should stay in the center of the screen
104 for a few moments
105 ==============
106 */
107 void SCR_CenterPrint(const char *str)
108 {
109         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
110         scr_centertime_off = scr_centertime.value;
111         scr_centertime_start = cl.time;
112
113 // count the number of lines for centering
114         scr_center_lines = 1;
115         while (*str)
116         {
117                 if (*str == '\n')
118                         scr_center_lines++;
119                 str++;
120         }
121 }
122
123
124 void SCR_DrawCenterString (void)
125 {
126         char    *start;
127         int             x, y;
128         int             remaining;
129         int             color;
130
131         if(cl.intermission == 2) // in finale,
132                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
133                         return;
134
135         if(scr_centertime.value <= 0 && !cl.intermission)
136                 return;
137
138 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
139         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
140                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
141         else
142                 remaining = 9999;
143
144         scr_erase_center = 0;
145         start = scr_centerstring;
146
147         if (remaining < 1)
148                 return;
149
150         if (scr_center_lines <= 4)
151                 y = (int)(vid_conheight.integer*0.35);
152         else
153                 y = 48;
154
155         color = -1;
156         do
157         {
158                 // scan the number of characters on the line, not counting color codes
159                 char *newline = strchr(start, '\n');
160                 int l = newline ? (newline - start) : (int)strlen(start);
161                 float width = DrawQ_TextWidth_Font(start, l, false, FONT_CENTERPRINT) * 8;
162
163                 x = (int) (vid_conwidth.integer - width)/2;
164                 if (l > 0)
165                 {
166                         if (remaining < l)
167                                 l = remaining;
168                         DrawQ_String_Font(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
169                         remaining -= l;
170                         if (remaining <= 0)
171                                 return;
172                 }
173                 y += 8;
174
175                 if (!newline)
176                         break;
177                 start = newline + 1; // skip the \n
178         } while (1);
179 }
180
181 void SCR_CheckDrawCenterString (void)
182 {
183         if (scr_center_lines > scr_erase_lines)
184                 scr_erase_lines = scr_center_lines;
185
186         if (cl.time > cl.oldtime)
187                 scr_centertime_off -= cl.time - cl.oldtime;
188
189         // don't draw if this is a normal stats-screen intermission,
190         // only if it is not an intermission, or a finale intermission
191         if (cl.intermission == 1)
192                 return;
193         if (scr_centertime_off <= 0 && !cl.intermission)
194                 return;
195         if (key_dest != key_game)
196                 return;
197
198         SCR_DrawCenterString ();
199 }
200
201 void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int graphwidth, int graphheight, float graphscale, const char *label, float textsize, int packetcounter, netgraphitem_t *netgraph)
202 {
203         netgraphitem_t *graph;
204         int j, x, y;
205         int totalbytes = 0;
206         char bytesstring[128];
207         float g[NETGRAPH_PACKETS][6];
208         float *a;
209         float *b;
210         DrawQ_Fill(graphx, graphy, graphwidth, graphheight + textsize * 2, 0, 0, 0, 0.5, 0);
211         // draw the bar graph itself
212         // advance the packet counter because it is the latest packet column being
213         // built up and should come last
214         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
215         memset(g, 0, sizeof(g));
216         for (j = 0;j < NETGRAPH_PACKETS;j++)
217         {
218                 graph = netgraph + j;
219                 g[j][0] = 1.0f - 0.25f * (realtime - graph->time);
220                 g[j][1] = 1.0f;
221                 g[j][2] = 1.0f;
222                 g[j][3] = 1.0f;
223                 g[j][4] = 1.0f;
224                 g[j][5] = 1.0f;
225                 if (graph->unreliablebytes == NETGRAPH_LOSTPACKET)
226                         g[j][1] = 0.00f;
227                 else if (graph->unreliablebytes == NETGRAPH_CHOKEDPACKET)
228                         g[j][2] = 0.96f;
229                 else
230                 {
231                         g[j][3] = 1.0f    - graph->unreliablebytes * graphscale;
232                         g[j][4] = g[j][3] - graph->reliablebytes   * graphscale;
233                         g[j][5] = g[j][4] - graph->ackbytes        * graphscale;
234                         // count bytes in the last second
235                         if (realtime - graph->time < 1.0f)
236                                 totalbytes += graph->unreliablebytes + graph->reliablebytes + graph->ackbytes;
237                 }
238                 g[j][1] = bound(0.0f, g[j][1], 1.0f);
239                 g[j][2] = bound(0.0f, g[j][2], 1.0f);
240                 g[j][3] = bound(0.0f, g[j][3], 1.0f);
241                 g[j][4] = bound(0.0f, g[j][4], 1.0f);
242                 g[j][5] = bound(0.0f, g[j][5], 1.0f);
243         }
244         // render the lines for the graph
245         for (j = 0;j < NETGRAPH_PACKETS;j++)
246         {
247                 a = g[j];
248                 b = g[(j+1)%NETGRAPH_PACKETS];
249                 if (a[0] < 0.0f || b[0] > 1.0f || b[0] < a[0])
250                         continue;
251                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[2], graphx + graphwidth * b[0], graphy + graphheight * b[2], 1.0f, 1.0f, 0.0f, 1.0f, 0);
252                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[1], graphx + graphwidth * b[0], graphy + graphheight * b[1], 1.0f, 0.0f, 0.0f, 1.0f, 0);
253                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[5], graphx + graphwidth * b[0], graphy + graphheight * b[5], 0.0f, 1.0f, 0.0f, 1.0f, 0);
254                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[4], graphx + graphwidth * b[0], graphy + graphheight * b[4], 1.0f, 1.0f, 1.0f, 1.0f, 0);
255                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[3], graphx + graphwidth * b[0], graphy + graphheight * b[3], 1.0f, 0.5f, 0.0f, 1.0f, 0);
256         }
257         x = graphx;
258         y = graphy + graphheight;
259         dpsnprintf(bytesstring, sizeof(bytesstring), "%i", totalbytes);
260         DrawQ_String(x, y, label      , 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false);y += textsize;
261         DrawQ_String(x, y, bytesstring, 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false);y += textsize;
262 }
263
264 /*
265 ==============
266 SCR_DrawNetGraph
267 ==============
268 */
269 void SCR_DrawNetGraph (void)
270 {
271         int i, separator1, separator2, graphwidth, graphheight, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
272         float graphscale;
273         netconn_t *c;
274
275         if (cls.state != ca_connected)
276                 return;
277         if (!cls.netcon)
278                 return;
279         if (!shownetgraph.integer)
280                 return;
281
282         separator1 = 2;
283         separator2 = 4;
284         textsize = 8;
285         graphwidth = 120;
286         graphheight = 70;
287         graphscale = 1.0f / 1500.0f;
288
289         netgraphsperrow = (vid_conwidth.integer + separator2) / (graphwidth * 2 + separator1 + separator2);
290         netgraphsperrow = max(netgraphsperrow, 1);
291
292         index = 0;
293         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
294         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
295         c = cls.netcon;
296         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, "incoming", textsize, c->incoming_packetcounter, c->incoming_netgraph);
297         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, "outgoing", textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
298         index++;
299
300         if (sv.active && shownetgraph.integer >= 2)
301         {
302                 for (i = 0;i < svs.maxclients;i++)
303                 {
304                         c = svs.clients[i].netconnection;
305                         if (!c)
306                                 continue;
307                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
308                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
309                         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, va("%s", svs.clients[i].name), textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
310                         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, ""                           , textsize, c->incoming_packetcounter, c->incoming_netgraph);
311                         index++;
312                 }
313         }
314 }
315
316 /*
317 ==============
318 SCR_DrawTurtle
319 ==============
320 */
321 void SCR_DrawTurtle (void)
322 {
323         static int      count;
324
325         if (cls.state != ca_connected)
326                 return;
327
328         if (!scr_showturtle.integer)
329                 return;
330
331         if (cl.realframetime < 0.1)
332         {
333                 count = 0;
334                 return;
335         }
336
337         count++;
338         if (count < 3)
339                 return;
340
341         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
342 }
343
344 /*
345 ==============
346 SCR_DrawNet
347 ==============
348 */
349 void SCR_DrawNet (void)
350 {
351         if (cls.state != ca_connected)
352                 return;
353         if (realtime - cl.last_received_message < 0.3)
354                 return;
355         if (cls.demoplayback)
356                 return;
357
358         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
359 }
360
361 /*
362 ==============
363 DrawPause
364 ==============
365 */
366 void SCR_DrawPause (void)
367 {
368         cachepic_t      *pic;
369
370         if (cls.state != ca_connected)
371                 return;
372
373         if (!scr_showpause.integer)             // turn off for screenshots
374                 return;
375
376         if (!cl.paused)
377                 return;
378
379         pic = Draw_CachePic ("gfx/pause");
380         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
381 }
382
383 /*
384 ==============
385 SCR_DrawBrand
386 ==============
387 */
388 void SCR_DrawBrand (void)
389 {
390         cachepic_t      *pic;
391         float           x, y;
392
393         if (!scr_showbrand.value)
394                 return;
395
396         pic = Draw_CachePic ("gfx/brand");
397
398         switch ((int)scr_showbrand.value)
399         {
400         case 1: // bottom left
401                 x = 0;
402                 y = vid_conheight.integer - pic->height;
403                 break;
404         case 2: // bottom centre
405                 x = (vid_conwidth.integer - pic->width) / 2;
406                 y = vid_conheight.integer - pic->height;
407                 break;
408         case 3: // bottom right
409                 x = vid_conwidth.integer - pic->width;
410                 y = vid_conheight.integer - pic->height;
411                 break;
412         case 4: // centre right
413                 x = vid_conwidth.integer - pic->width;
414                 y = (vid_conheight.integer - pic->height) / 2;
415                 break;
416         case 5: // top right
417                 x = vid_conwidth.integer - pic->width;
418                 y = 0;
419                 break;
420         case 6: // top centre
421                 x = (vid_conwidth.integer - pic->width) / 2;
422                 y = 0;
423                 break;
424         case 7: // top left
425                 x = 0;
426                 y = 0;
427                 break;
428         case 8: // centre left
429                 x = 0;
430                 y = (vid_conheight.integer - pic->height) / 2;
431                 break;
432         default:
433                 return;
434         }
435
436         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
437 }
438
439 /*
440 ==============
441 SCR_DrawQWDownload
442 ==============
443 */
444 static int SCR_DrawQWDownload(int offset)
445 {
446         // sync with SCR_InfobarHeight
447         int len;
448         float x, y;
449         float size = 8;
450         char temp[256];
451
452         if (!cls.qw_downloadname[0])
453         {
454                 cls.qw_downloadspeedrate = 0;
455                 cls.qw_downloadspeedtime = realtime;
456                 cls.qw_downloadspeedcount = 0;
457                 return 0;
458         }
459         if (realtime >= cls.qw_downloadspeedtime + 1)
460         {
461                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
462                 cls.qw_downloadspeedtime = realtime;
463                 cls.qw_downloadspeedcount = 0;
464         }
465         if (cls.protocol == PROTOCOL_QUAKEWORLD)
466                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i) at %i bytes/s\n", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadspeedrate);
467         else
468                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i/%i) at %i bytes/s\n", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadmemorymaxsize, cls.qw_downloadspeedrate);
469         len = (int)strlen(temp);
470         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
471         y = vid_conheight.integer - size - offset;
472         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
473         DrawQ_String_Font(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
474         return 8;
475 }
476 /*
477 ==============
478 SCR_DrawInfobarString
479 ==============
480 */
481 static int SCR_DrawInfobarString(int offset)
482 {
483         int len;
484         float x, y;
485         float size = 8;
486
487         len = (int)strlen(scr_infobarstring);
488         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(scr_infobarstring, len, false, FONT_INFOBAR) * size) / 2;
489         y = vid_conheight.integer - size - offset;
490         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
491         DrawQ_String_Font(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
492         return 8;
493 }
494
495 /*
496 ==============
497 SCR_DrawCurlDownload
498 ==============
499 */
500 static int SCR_DrawCurlDownload(int offset)
501 {
502         // sync with SCR_InfobarHeight
503         int len;
504         int nDownloads;
505         int i;
506         float x, y;
507         float size = 8;
508         Curl_downloadinfo_t *downinfo;
509         char temp[256];
510         const char *addinfo;
511
512         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
513         if(!downinfo)
514                 return 0;
515
516         y = vid_conheight.integer - size * nDownloads - offset;
517
518         if(addinfo)
519         {
520                 len = (int)strlen(addinfo);
521                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(addinfo, len, true, FONT_INFOBAR) * size) / 2;
522                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
523                 DrawQ_String_Font(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
524         }
525
526         for(i = 0; i != nDownloads; ++i)
527         {
528                 if(downinfo[i].queued)
529                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
530                 else if(downinfo[i].progress <= 0)
531                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
532                 else
533                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  %5.1f%% @ %.1f KiB/s\n", downinfo[i].filename, 100.0 * downinfo[i].progress, downinfo[i].speed / 1024.0);
534                 len = (int)strlen(temp);
535                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
536                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
537                 DrawQ_String_Font(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
538         }
539
540         Z_Free(downinfo);
541
542         return 8 * (nDownloads + (addinfo ? 1 : 0));
543 }
544
545 /*
546 ==============
547 SCR_DrawInfobar
548 ==============
549 */
550 static void SCR_DrawInfobar(void)
551 {
552         int offset = 0;
553         if(scr_infobartime_off > 0)
554                 offset += SCR_DrawInfobarString(offset);
555         offset += SCR_DrawQWDownload(offset);
556         offset += SCR_DrawCurlDownload(offset);
557         if(offset != scr_con_margin_bottom)
558                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
559 }
560
561 static int SCR_InfobarHeight(void)
562 {
563         int offset = 0;
564         Curl_downloadinfo_t *downinfo;
565         const char *addinfo;
566         int nDownloads;
567
568         if (cl.time > cl.oldtime)
569                 scr_infobartime_off -= cl.time - cl.oldtime;
570         if(scr_infobartime_off > 0)
571                 offset += 8;
572
573         if(cls.qw_downloadname[0])
574                 offset += 8;
575
576         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
577         if(downinfo)
578         {
579                 offset += 8 * (nDownloads + (addinfo ? 1 : 0));
580                 Z_Free(downinfo);
581         }
582
583         return offset;
584 }
585
586 /*
587 ==============
588 SCR_InfoBar_f
589 ==============
590 */
591 void SCR_InfoBar_f(void)
592 {
593         if(Cmd_Argc() == 3)
594         {
595                 scr_infobartime_off = atof(Cmd_Argv(1));
596                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
597         }
598         else
599         {
600                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
601         }
602 }
603 //=============================================================================
604
605 /*
606 ==================
607 SCR_SetUpToDrawConsole
608 ==================
609 */
610 void SCR_SetUpToDrawConsole (void)
611 {
612         // lines of console to display
613         float conlines;
614         static int framecounter = 0;
615
616         Con_CheckResize ();
617
618         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
619         {
620                 if (framecounter >= 2)
621                         MR_ToggleMenu_f();
622                 else
623                         framecounter++;
624         }
625         else
626                 framecounter = 0;
627
628         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
629                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
630         else
631                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
632
633 // decide on the height of the console
634         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
635                 conlines = vid_conheight.integer/2;     // half screen
636         else
637                 conlines = 0;                           // none visible
638
639         scr_con_current = conlines;
640 }
641
642 /*
643 ==================
644 SCR_DrawConsole
645 ==================
646 */
647 void SCR_DrawConsole (void)
648 {
649         scr_con_margin_bottom = SCR_InfobarHeight();
650         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
651         {
652                 // full screen
653                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
654         }
655         else if (scr_con_current)
656                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
657         else
658                 con_vislines = 0;
659 }
660
661 /*
662 ===============
663 SCR_BeginLoadingPlaque
664
665 ================
666 */
667 void SCR_BeginLoadingPlaque (void)
668 {
669         // save console log up to this point to log_file if it was set by configs
670         Log_Start();
671
672         Host_StartVideo();
673         SCR_UpdateLoadingScreen(false);
674 }
675
676 //=============================================================================
677
678 char r_speeds_timestring[4096];
679 int speedstringcount, r_timereport_active;
680 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
681 int r_speeds_longestitem = 0;
682
683 void R_TimeReport(char *desc)
684 {
685         char tempbuf[256];
686         int length;
687         int t;
688
689         if (r_speeds.integer < 2 || !r_timereport_active)
690                 return;
691
692         CHECKGLERROR
693         if (r_speeds.integer == 2)
694                 qglFinish();
695         CHECKGLERROR
696         r_timereport_temp = r_timereport_current;
697         r_timereport_current = Sys_DoubleTime();
698         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
699
700         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
701         length = min(length, (int)sizeof(tempbuf) - 1);
702         if (r_speeds_longestitem < length)
703                 r_speeds_longestitem = length;
704         for (;length < r_speeds_longestitem;length++)
705                 tempbuf[length] = ' ';
706         tempbuf[length] = 0;
707
708         if (speedstringcount + length > (vid_conwidth.integer / 8))
709         {
710                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
711                 speedstringcount = 0;
712         }
713         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
714         speedstringcount += length;
715 }
716
717 void R_TimeReport_BeginFrame(void)
718 {
719         speedstringcount = 0;
720         r_speeds_timestring[0] = 0;
721         r_timereport_active = false;
722         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
723
724         if (r_speeds.integer >= 2 && cls.signon == SIGNONS && cls.state == ca_connected)
725         {
726                 r_timereport_active = true;
727                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
728         }
729 }
730
731 void R_TimeReport_EndFrame(void)
732 {
733         int i, j, lines, y;
734         cl_locnode_t *loc;
735         char string[1024+4096];
736         mleaf_t *viewleaf;
737
738         string[0] = 0;
739         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
740         {
741                 // put the location name in the r_speeds display as it greatly helps
742                 // when creating loc files
743                 loc = CL_Locs_FindNearest(cl.movement_origin);
744                 viewleaf = (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.PointInLeaf) ? r_refdef.scene.worldmodel->brush.PointInLeaf(r_refdef.scene.worldmodel, r_refdef.view.origin) : NULL;
745                 dpsnprintf(string, sizeof(string),
746 "%s%s\n"
747 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
748 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
749 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
750 "%7i lightmap updates (%7i pixels)%s\n"
751 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
752 "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n"
753 "%s"
754 , loc ? "Location: " : "", loc ? loc->name : ""
755 , r_refdef.stats.renders, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], r_refdef.view.forward[0], r_refdef.view.forward[1], r_refdef.view.forward[2]
756 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
757 , r_refdef.stats.world_leafs, r_refdef.stats.world_portals, r_refdef.stats.particles, cl.num_particles, r_refdef.stats.decals, cl.num_decals, (int)(100 * r_refdef.view.quality)
758 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels, viewleaf ? va(" clusterindex%6i", viewleaf->clusterindex) : ""
759 , r_refdef.stats.lights, r_refdef.stats.lights_clears, r_refdef.stats.lights_scissored, r_refdef.stats.lights_lighttriangles, r_refdef.stats.lights_shadowtriangles, r_refdef.stats.lights_dynamicshadowtriangles
760 , r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
761 , r_speeds_timestring);
762
763                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
764
765                 speedstringcount = 0;
766                 r_speeds_timestring[0] = 0;
767                 r_timereport_active = false;
768
769                 if (r_speeds.integer >= 2)
770                 {
771                         r_timereport_active = true;
772                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
773                 }
774         }
775
776         if (string[0])
777         {
778                 if (string[strlen(string)-1] == '\n')
779                         string[strlen(string)-1] = 0;
780                 lines = 1;
781                 for (i = 0;string[i];i++)
782                         if (string[i] == '\n')
783                                 lines++;
784                 y = vid_conheight.integer - sb_lines - lines * 8;
785                 i = j = 0;
786                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
787                 while (string[i])
788                 {
789                         j = i;
790                         while (string[i] && string[i] != '\n')
791                                 i++;
792                         if (i - j > 0)
793                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true);
794                         if (string[i] == '\n')
795                                 i++;
796                         y += 8;
797                 }
798         }
799 }
800
801 /*
802 =================
803 SCR_SizeUp_f
804
805 Keybinding command
806 =================
807 */
808 void SCR_SizeUp_f (void)
809 {
810         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
811 }
812
813
814 /*
815 =================
816 SCR_SizeDown_f
817
818 Keybinding command
819 =================
820 */
821 void SCR_SizeDown_f (void)
822 {
823         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
824 }
825
826 void SCR_CaptureVideo_EndVideo(void);
827 void CL_Screen_Shutdown(void)
828 {
829         SCR_CaptureVideo_EndVideo();
830 }
831
832 void CL_Screen_Init(void)
833 {
834         Cvar_RegisterVariable (&scr_fov);
835         Cvar_RegisterVariable (&scr_viewsize);
836         Cvar_RegisterVariable (&scr_conalpha);
837         Cvar_RegisterVariable (&scr_conbrightness);
838         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
839         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
840         Cvar_RegisterVariable (&scr_showram);
841         Cvar_RegisterVariable (&scr_showturtle);
842         Cvar_RegisterVariable (&scr_showpause);
843         Cvar_RegisterVariable (&scr_showbrand);
844         Cvar_RegisterVariable (&scr_centertime);
845         Cvar_RegisterVariable (&scr_printspeed);
846         Cvar_RegisterVariable (&vid_conwidth);
847         Cvar_RegisterVariable (&vid_conheight);
848         Cvar_RegisterVariable (&vid_pixelheight);
849         Cvar_RegisterVariable (&scr_screenshot_jpeg);
850         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
851         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
852         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
853         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
854         Cvar_RegisterVariable (&cl_capturevideo);
855         Cvar_RegisterVariable (&cl_capturevideo_printfps);
856         Cvar_RegisterVariable (&cl_capturevideo_width);
857         Cvar_RegisterVariable (&cl_capturevideo_height);
858         Cvar_RegisterVariable (&cl_capturevideo_realtime);
859         Cvar_RegisterVariable (&cl_capturevideo_fps);
860         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
861         Cvar_RegisterVariable (&cl_capturevideo_number);
862         Cvar_RegisterVariable (&cl_capturevideo_ogg);
863         Cvar_RegisterVariable (&cl_capturevideo_framestep);
864         Cvar_RegisterVariable (&r_letterbox);
865         Cvar_RegisterVariable(&r_stereo_separation);
866         Cvar_RegisterVariable(&r_stereo_sidebyside);
867         Cvar_RegisterVariable(&r_stereo_redblue);
868         Cvar_RegisterVariable(&r_stereo_redcyan);
869         Cvar_RegisterVariable(&r_stereo_redgreen);
870         Cvar_RegisterVariable(&r_stereo_angle);
871         Cvar_RegisterVariable(&scr_zoomwindow);
872         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
873         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
874         Cvar_RegisterVariable(&scr_zoomwindow_fov);
875         Cvar_RegisterVariable(&scr_stipple);
876         Cvar_RegisterVariable(&scr_refresh);
877         Cvar_RegisterVariable(&shownetgraph);
878         Cvar_RegisterVariable(&cl_demo_mousegrab);
879
880         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
881         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
882         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
883         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
884         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
885
886         SCR_CaptureVideo_Ogg_Init();
887
888         scr_initialized = true;
889 }
890
891 /*
892 ==================
893 SCR_ScreenShot_f
894 ==================
895 */
896 void SCR_ScreenShot_f (void)
897 {
898         static int shotnumber;
899         static char old_prefix_name[MAX_QPATH];
900         char prefix_name[MAX_QPATH];
901         char filename[MAX_QPATH];
902         char mapname[MAX_QPATH];
903         unsigned char *buffer1;
904         unsigned char *buffer2;
905         unsigned char *buffer3;
906         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
907
908         // TODO maybe make capturevideo and screenshot use similar name patterns?
909         if (scr_screenshot_name_in_mapdir.integer && cl.worldmodel && *cl.worldmodel->name) {
910                 // figure out the map's filename without path or extension
911                 strlcpy(mapname, FS_FileWithoutPath(cl.worldmodel->name), sizeof(mapname));
912                 if (strrchr(mapname, '.'))
913                         *(strrchr(mapname, '.')) = 0;
914                 dpsnprintf (prefix_name, sizeof(prefix_name), "%s/%s", mapname, Sys_TimeString(scr_screenshot_name.string));
915         } else {
916                 dpsnprintf (prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
917         }
918
919         if (strcmp(old_prefix_name, prefix_name))
920         {
921                 dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
922                 shotnumber = 0;
923         }
924
925         // find a file name to save it to
926         for (;shotnumber < 1000000;shotnumber++)
927                 if (!FS_SysFileExists(va("%s/screenshots/%s%06d.tga", fs_gamedir, prefix_name, shotnumber)) && !FS_SysFileExists(va("%s/screenshots/%s%06d.jpg", fs_gamedir, prefix_name, shotnumber)))
928                         break;
929         if (shotnumber >= 1000000)
930         {
931                 Con_Print("Couldn't create the image file\n");
932                 return;
933         }
934
935         dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : "tga");
936
937         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
938         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
939         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
940
941         if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
942                 Con_Printf("Wrote %s\n", filename);
943         else
944                 Con_Printf("Unable to write %s\n", filename);
945
946         Mem_Free (buffer1);
947         Mem_Free (buffer2);
948         Mem_Free (buffer3);
949
950         shotnumber++;
951 }
952
953 void SCR_CaptureVideo_BeginVideo(void)
954 {
955         double r, g, b;
956         unsigned int i;
957         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
958         if (cls.capturevideo.active)
959                 return;
960         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
961         // soundrate is figured out on the first SoundFrame
962
963         if(width == 0 && height != 0)
964                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
965         if(width != 0 && height == 0)
966                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
967
968         if(width < 2 || width > vid.width) // can't scale up
969                 width = vid.width;
970         if(height < 2 || height > vid.height) // can't scale up
971                 height = vid.height;
972
973         // ensure it's all even; if not, scale down a little
974         if(width % 1)
975                 --width;
976         if(height % 1)
977                 --height;
978
979         cls.capturevideo.width = width;
980         cls.capturevideo.height = height;
981         cls.capturevideo.active = true;
982         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
983         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
984         cls.capturevideo.soundrate = S_GetSoundRate();
985         cls.capturevideo.soundchannels = S_GetSoundChannels();
986         cls.capturevideo.startrealtime = realtime;
987         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
988         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
989         cls.capturevideo.soundsampleframe = 0;
990         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
991         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
992         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
993         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
994         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
995
996         /*
997         for (i = 0;i < 256;i++)
998         {
999                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1000                 cls.capturevideo.rgbgammatable[0][i] = j;
1001                 cls.capturevideo.rgbgammatable[1][i] = j;
1002                 cls.capturevideo.rgbgammatable[2][i] = j;
1003         }
1004         */
1005 /*
1006 R = Y + 1.4075 * (Cr - 128);
1007 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1008 B = Y + 1.7790 * (Cb - 128);
1009 Y = R *  .299 + G *  .587 + B *  .114;
1010 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1011 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1012 */
1013
1014         if(WANT_SCREENSHOT_HWGAMMA)
1015         {
1016                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1017         }
1018         else
1019         {
1020                 // identity gamma table
1021                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1022                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1023                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1024         }
1025         if(scr_screenshot_gammaboost.value != 1)
1026         {
1027                 double igamma = 1 / scr_screenshot_gammaboost.value;
1028                 for (i = 0;i < 256 * 3;i++)
1029                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1030         }
1031
1032         for (i = 0;i < 256;i++)
1033         {
1034                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1035                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1036                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1037                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1038                 // Y weights from RGB
1039                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1040                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1041                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1042                 // Cb weights from RGB
1043                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1044                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1045                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1046                 // Cr weights from RGB
1047                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1048                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1049                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1050                 // range reduction of YCbCr to valid signal range
1051                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1052                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1053                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1054         }
1055
1056         if (cl_capturevideo_ogg.integer)
1057         {
1058                 if(SCR_CaptureVideo_Ogg_Available())
1059                 {
1060                         SCR_CaptureVideo_Ogg_BeginVideo();
1061                         return;
1062                 }
1063                 else
1064                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1065         }
1066
1067         SCR_CaptureVideo_Avi_BeginVideo();
1068 }
1069
1070 void SCR_CaptureVideo_EndVideo(void)
1071 {
1072         if (!cls.capturevideo.active)
1073                 return;
1074         cls.capturevideo.active = false;
1075
1076         Con_Printf("Finishing capture of %s.%s (%d frames, %d audio frames)\n", cls.capturevideo.basename, cls.capturevideo.formatextension, cls.capturevideo.frame, cls.capturevideo.soundsampleframe);
1077
1078         if (cls.capturevideo.videofile)
1079         {
1080                 cls.capturevideo.endvideo();
1081         }
1082
1083         if (cls.capturevideo.screenbuffer)
1084         {
1085                 Mem_Free (cls.capturevideo.screenbuffer);
1086                 cls.capturevideo.screenbuffer = NULL;
1087         }
1088
1089         if (cls.capturevideo.outbuffer)
1090         {
1091                 Mem_Free (cls.capturevideo.outbuffer);
1092                 cls.capturevideo.outbuffer = NULL;
1093         }
1094
1095         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1096 }
1097
1098 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1099 {
1100         // TODO optimize this function
1101
1102         int x, y;
1103         float area;
1104
1105         // memcpy is faster than me
1106         if(inw == outw && inh == outh)
1107         {
1108                 memcpy(out, in, 4 * inw * inh);
1109                 return;
1110         }
1111
1112         // otherwise: a box filter
1113         area = (float)outw * (float)outh / (float)inw / (float)inh;
1114         for(y = 0; y < outh; ++y)
1115         {
1116                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1117                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1118                 for(x = 0; x < outw; ++x)
1119                 {
1120                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1121                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1122                         float r = 0, g = 0, b = 0, alpha = 0;
1123                         int xx, yy;
1124
1125                         for(yy = iny0_i; yy < iny1_i; ++yy)
1126                         {
1127                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1128                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1129                                 {
1130                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1131                                         r += a * in[4*(xx + inw * yy)+0];
1132                                         g += a * in[4*(xx + inw * yy)+1];
1133                                         b += a * in[4*(xx + inw * yy)+2];
1134                                         alpha += a * in[4*(xx + inw * yy)+3];
1135                                 }
1136                         }
1137
1138                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1139                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1140                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1141                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1142                 }
1143         }
1144 }
1145
1146 void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1147 {
1148         int x = 0, y = 0;
1149         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1150
1151         if(newframestepframenum == cls.capturevideo.framestepframe)
1152                 return;
1153
1154         CHECKGLERROR
1155         //return SCR_ScreenShot(filename, cls.capturevideo.buffer, cls.capturevideo.buffer + vid.width * vid.height * 3, cls.capturevideo.buffer + vid.width * vid.height * 6, 0, 0, vid.width, vid.height, false, false, false, jpeg, true);
1156         // speed is critical here, so do saving as directly as possible
1157
1158         qglReadPixels (x, y, vid.width, vid.height, GL_BGRA, GL_UNSIGNED_BYTE, cls.capturevideo.screenbuffer);CHECKGLERROR
1159         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1160
1161         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1162         cls.capturevideo.framestepframe = newframestepframenum;
1163
1164         if(cl_capturevideo_printfps.integer)
1165         {
1166                 char buf[80];
1167                 double t = Sys_DoubleTime();
1168                 if(t > cls.capturevideo.lastfpstime + 1)
1169                 {
1170                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1171                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1172                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1173                         Sys_PrintToTerminal(buf);
1174                         cls.capturevideo.lastfpstime = t;
1175                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1176                 }
1177         }
1178 }
1179
1180 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1181 {
1182         cls.capturevideo.soundsampleframe += length;
1183         cls.capturevideo.soundframe(paintbuffer, length);
1184 }
1185
1186 void SCR_CaptureVideo(void)
1187 {
1188         int newframenum;
1189         if (cl_capturevideo.integer && r_render.integer)
1190         {
1191                 if (!cls.capturevideo.active)
1192                         SCR_CaptureVideo_BeginVideo();
1193                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1194                 {
1195                         Con_Printf("You can not change the video framerate while recording a video.\n");
1196                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1197                 }
1198                 // for AVI saving we have to make sure that sound is saved before video
1199                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1200                         return;
1201                 if (cls.capturevideo.realtime)
1202                 {
1203                         // preserve sound sync by duplicating frames when running slow
1204                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1205                 }
1206                 else
1207                         newframenum = cls.capturevideo.frame + 1;
1208                 // if falling behind more than one second, stop
1209                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1210                 {
1211                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1212                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1213                         SCR_CaptureVideo_EndVideo();
1214                         return;
1215                 }
1216                 // write frames
1217                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1218                 cls.capturevideo.frame = newframenum;
1219                 if (cls.capturevideo.error)
1220                 {
1221                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1222                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1223                         SCR_CaptureVideo_EndVideo();
1224                 }
1225         }
1226         else if (cls.capturevideo.active)
1227                 SCR_CaptureVideo_EndVideo();
1228 }
1229
1230 /*
1231 ===============
1232 R_Envmap_f
1233
1234 Grab six views for environment mapping tests
1235 ===============
1236 */
1237 struct envmapinfo_s
1238 {
1239         float angles[3];
1240         char *name;
1241         qboolean flipx, flipy, flipdiagonaly;
1242 }
1243 envmapinfo[12] =
1244 {
1245         {{  0,   0, 0}, "rt", false, false, false},
1246         {{  0, 270, 0}, "ft", false, false, false},
1247         {{  0, 180, 0}, "lf", false, false, false},
1248         {{  0,  90, 0}, "bk", false, false, false},
1249         {{-90, 180, 0}, "up",  true,  true, false},
1250         {{ 90, 180, 0}, "dn",  true,  true, false},
1251
1252         {{  0,   0, 0}, "px",  true,  true,  true},
1253         {{  0,  90, 0}, "py", false,  true, false},
1254         {{  0, 180, 0}, "nx", false, false,  true},
1255         {{  0, 270, 0}, "ny",  true, false, false},
1256         {{-90, 180, 0}, "pz", false, false,  true},
1257         {{ 90, 180, 0}, "nz", false, false,  true}
1258 };
1259
1260 static void R_Envmap_f (void)
1261 {
1262         int j, size;
1263         char filename[MAX_QPATH], basename[MAX_QPATH];
1264         unsigned char *buffer1;
1265         unsigned char *buffer2;
1266         unsigned char *buffer3;
1267
1268         if (Cmd_Argc() != 3)
1269         {
1270                 Con_Print("envmap <basename> <size>: save out 6 cubic environment map images, usable with loadsky, note that size must one of 128, 256, 512, or 1024 and can't be bigger than your current resolution\n");
1271                 return;
1272         }
1273
1274         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1275         size = atoi(Cmd_Argv(2));
1276         if (size != 128 && size != 256 && size != 512 && size != 1024)
1277         {
1278                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1279                 return;
1280         }
1281         if (size > vid.width || size > vid.height)
1282         {
1283                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1284                 return;
1285         }
1286
1287         r_refdef.envmap = true;
1288
1289         R_UpdateVariables();
1290
1291         r_refdef.view.x = 0;
1292         r_refdef.view.y = 0;
1293         r_refdef.view.z = 0;
1294         r_refdef.view.width = size;
1295         r_refdef.view.height = size;
1296         r_refdef.view.depth = 1;
1297         r_refdef.view.useperspective = true;
1298         r_refdef.view.isoverlay = false;
1299
1300         r_refdef.view.frustum_x = tan(90 * M_PI / 360.0);
1301         r_refdef.view.frustum_y = tan(90 * M_PI / 360.0);
1302
1303         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1304         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1305         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1306
1307         for (j = 0;j < 12;j++)
1308         {
1309                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1310                 Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], envmapinfo[j].angles[0], envmapinfo[j].angles[1], envmapinfo[j].angles[2], 1);
1311                 r_refdef.view.quality = 1;
1312                 r_refdef.view.clear = true;
1313                 R_Mesh_Start();
1314                 R_RenderView();
1315                 R_Mesh_Finish();
1316                 SCR_ScreenShot(filename, buffer1, buffer2, buffer3, 0, vid.height - (r_refdef.view.y + r_refdef.view.height), size, size, envmapinfo[j].flipx, envmapinfo[j].flipy, envmapinfo[j].flipdiagonaly, false, false);
1317         }
1318
1319         Mem_Free (buffer1);
1320         Mem_Free (buffer2);
1321         Mem_Free (buffer3);
1322
1323         r_refdef.envmap = false;
1324 }
1325
1326 //=============================================================================
1327
1328 void SHOWLMP_decodehide(void)
1329 {
1330         int i;
1331         char *lmplabel;
1332         lmplabel = MSG_ReadString();
1333         for (i = 0;i < cl.num_showlmps;i++)
1334                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1335                 {
1336                         cl.showlmps[i].isactive = false;
1337                         return;
1338                 }
1339 }
1340
1341 void SHOWLMP_decodeshow(void)
1342 {
1343         int k;
1344         char lmplabel[256], picname[256];
1345         float x, y;
1346         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1347         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1348         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1349         {
1350                 x = MSG_ReadByte();
1351                 y = MSG_ReadByte();
1352         }
1353         else
1354         {
1355                 x = MSG_ReadShort();
1356                 y = MSG_ReadShort();
1357         }
1358         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1359         {
1360                 showlmp_t *oldshowlmps = cl.showlmps;
1361                 cl.max_showlmps += 16;
1362                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1363                 if (cl.num_showlmps)
1364                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1365                 if (oldshowlmps)
1366                         Mem_Free(oldshowlmps);
1367         }
1368         for (k = 0;k < cl.max_showlmps;k++)
1369                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1370                         break;
1371         if (k == cl.max_showlmps)
1372                 for (k = 0;k < cl.max_showlmps;k++)
1373                         if (!cl.showlmps[k].isactive)
1374                                 break;
1375         cl.showlmps[k].isactive = true;
1376         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1377         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1378         cl.showlmps[k].x = x;
1379         cl.showlmps[k].y = y;
1380         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1381 }
1382
1383 void SHOWLMP_drawall(void)
1384 {
1385         int i;
1386         for (i = 0;i < cl.num_showlmps;i++)
1387                 if (cl.showlmps[i].isactive)
1388                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic (cl.showlmps[i].pic), 0, 0, 1, 1, 1, 1, 0);
1389 }
1390
1391 /*
1392 ==============================================================================
1393
1394                                                 SCREEN SHOTS
1395
1396 ==============================================================================
1397 */
1398
1399 qboolean SCR_ScreenShot(char *filename, unsigned char *buffer1, unsigned char *buffer2, unsigned char *buffer3, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg, qboolean gammacorrect)
1400 {
1401         int     indices[3] = {0,1,2};
1402         qboolean ret;
1403
1404         if (!r_render.integer)
1405                 return false;
1406
1407         CHECKGLERROR
1408         qglReadPixels (x, y, width, height, jpeg ? GL_RGB : GL_BGR, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1409
1410         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1411         {
1412                 int i;
1413                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1414                 unsigned short vidramp[256 * 3];
1415                 if(WANT_SCREENSHOT_HWGAMMA)
1416                 {
1417                         VID_BuildGammaTables(&vidramp[0], 256);
1418                 }
1419                 else
1420                 {
1421                         // identity gamma table
1422                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1423                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1424                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1425                 }
1426                 if(scr_screenshot_gammaboost.value != 1)
1427                 {
1428                         for (i = 0;i < 256 * 3;i++)
1429                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1430                 }
1431                 for (i = 0;i < width*height*3;i += 3)
1432                 {
1433                         buffer1[i] = (unsigned char) (vidramp[buffer1[i]] * 255.0 / 65535.0 + 0.5);
1434                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5);
1435                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2] + 512] * 255.0 / 65535.0 + 0.5);
1436                 }
1437         }
1438
1439         Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1440
1441         if (jpeg)
1442                 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1443         else
1444                 ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2, buffer3);
1445
1446         return ret;
1447 }
1448
1449 //=============================================================================
1450
1451 extern void R_UpdateFogColor(void);
1452 void R_ClearScreen(qboolean fogcolor)
1453 {
1454         // clear to black
1455         CHECKGLERROR
1456         if (fogcolor)
1457         {
1458                 R_UpdateFogColor();
1459                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1460         }
1461         else
1462         {
1463                 qglClearColor(0,0,0,0);CHECKGLERROR
1464         }
1465         qglClearDepth(1);CHECKGLERROR
1466         if (gl_stencil)
1467         {
1468                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1469                 // to avoid clamping interfering with strange shadow volume
1470                 // drawing orders
1471                 qglClearStencil(128);CHECKGLERROR
1472         }
1473         // clear the screen
1474         if (r_render.integer)
1475                 GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
1476         // set dithering mode
1477         if (gl_dither.integer)
1478         {
1479                 qglEnable(GL_DITHER);CHECKGLERROR
1480         }
1481         else
1482         {
1483                 qglDisable(GL_DITHER);CHECKGLERROR
1484         }
1485 }
1486
1487 qboolean CL_VM_UpdateView (void);
1488 void SCR_DrawConsole (void);
1489 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1490
1491 int r_stereo_side;
1492
1493 void SCR_DrawScreen (void)
1494 {
1495         R_Mesh_Start();
1496
1497         R_TimeReport_BeginFrame();
1498
1499         R_UpdateVariables();
1500
1501         // Quake uses clockwise winding, so these are swapped
1502         r_refdef.view.cullface_front = GL_BACK;
1503         r_refdef.view.cullface_back = GL_FRONT;
1504
1505         if (cls.signon == SIGNONS)
1506         {
1507                 float size;
1508
1509                 size = scr_viewsize.value * (1.0 / 100.0);
1510                 size = min(size, 1);
1511
1512                 if (r_stereo_sidebyside.integer)
1513                 {
1514                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1515                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1516                         r_refdef.view.depth = 1;
1517                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1518                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1519                         r_refdef.view.z = 0;
1520                         if (r_stereo_side)
1521                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1522                 }
1523                 else
1524                 {
1525                         r_refdef.view.width = (int)(vid.width * size);
1526                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1527                         r_refdef.view.depth = 1;
1528                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1529                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1530                         r_refdef.view.z = 0;
1531                 }
1532
1533                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1534                 // LordHavoc: this is designed to produce widescreen fov values
1535                 // when the screen is wider than 4/3 width/height aspect, to do
1536                 // this it simply assumes the requested fov is the vertical fov
1537                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1538                 // higher/lower according to the ratio
1539                 r_refdef.view.useperspective = true;
1540                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1541                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1542
1543                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1544                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1545
1546                 if(!CL_VM_UpdateView())
1547                         R_RenderView();
1548
1549                 if (scr_zoomwindow.integer)
1550                 {
1551                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1552                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1553                         r_refdef.view.width = (int)(vid.width * sizex);
1554                         r_refdef.view.height = (int)(vid.height * sizey);
1555                         r_refdef.view.depth = 1;
1556                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1557                         r_refdef.view.y = 0;
1558                         r_refdef.view.z = 0;
1559
1560                         r_refdef.view.useperspective = true;
1561                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1562                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1563
1564                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1565                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1566
1567                         if(!CL_VM_UpdateView())
1568                                 R_RenderView();
1569                 }
1570         }
1571
1572         if (!r_stereo_sidebyside.integer)
1573         {
1574                 r_refdef.view.width = vid.width;
1575                 r_refdef.view.height = vid.height;
1576                 r_refdef.view.depth = 1;
1577                 r_refdef.view.x = 0;
1578                 r_refdef.view.y = 0;
1579                 r_refdef.view.z = 0;
1580                 r_refdef.view.useperspective = false;
1581         }
1582
1583         // draw 2D stuff
1584         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1585                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1586                         Con_DrawNotify ();      // only draw notify in game
1587
1588         if (cls.signon == SIGNONS)
1589         {
1590                 SCR_DrawNet ();
1591                 SCR_DrawTurtle ();
1592                 SCR_DrawPause ();
1593                 if (!r_letterbox.value)
1594                         Sbar_Draw();
1595                 SHOWLMP_drawall();
1596                 SCR_CheckDrawCenterString();
1597         }
1598         SCR_DrawNetGraph ();
1599         MR_Draw();
1600         CL_DrawVideo();
1601         R_Shadow_EditLights_DrawSelectedLightProperties();
1602
1603         SCR_DrawConsole();
1604
1605         SCR_DrawBrand();
1606
1607         SCR_DrawInfobar();
1608
1609         if (r_timereport_active)
1610                 R_TimeReport("2d");
1611
1612         if (cls.signon == SIGNONS)
1613                 R_TimeReport_EndFrame();
1614
1615         DrawQ_Finish();
1616
1617         R_DrawGamma();
1618
1619         R_Mesh_Finish();
1620 }
1621
1622 typedef struct loadingscreenstack_s
1623 {
1624         struct loadingscreenstack_s *prev;
1625         char msg[MAX_QPATH];
1626         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1627         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1628         float relative_completion; // 0 .. 1
1629 }
1630 loadingscreenstack_t;
1631 static loadingscreenstack_t *loadingscreenstack = NULL;
1632 static double loadingscreentime = -1;
1633 static qboolean loadingscreencleared = false;
1634 static float loadingscreenheight = 0;
1635 rtexture_t *loadingscreentexture = NULL;
1636 static float loadingscreentexture_vertex3f[12];
1637 static float loadingscreentexture_texcoord2f[8];
1638
1639 static void SCR_ClearLoadingScreenTexture(void)
1640 {
1641         if(loadingscreentexture)
1642                 R_FreeTexture(loadingscreentexture);
1643         loadingscreentexture = NULL;
1644 }
1645
1646 extern rtexturepool_t *r_main_texturepool;
1647 static void SCR_SetLoadingScreenTexture(void)
1648 {
1649         int w, h;
1650         float loadingscreentexture_w;
1651         float loadingscreentexture_h;
1652
1653         SCR_ClearLoadingScreenTexture();
1654
1655         if (gl_support_arb_texture_non_power_of_two)
1656         {
1657                 w = vid.width; h = vid.height;
1658                 loadingscreentexture_w = loadingscreentexture_h = 1;
1659         }
1660         else
1661         {
1662                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1663                 loadingscreentexture_w = vid.width / (float) w;
1664                 loadingscreentexture_h = vid.height / (float) h;
1665         }
1666
1667         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_BGRA, TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALWAYSPRECACHE, NULL);
1668         R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1669         GL_ActiveTexture(0);
1670         CHECKGLERROR
1671         qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, vid.width, vid.height);CHECKGLERROR
1672
1673         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1674         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1675         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1676         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1677         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1678         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1679         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1680         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1681         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1682 }
1683
1684 void SCR_UpdateLoadingScreenIfShown(void)
1685 {
1686         if(realtime == loadingscreentime)
1687                 SCR_UpdateLoadingScreen(loadingscreencleared);
1688 }
1689
1690 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1691 {
1692         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1693         s->prev = loadingscreenstack;
1694         loadingscreenstack = s;
1695
1696         strlcpy(s->msg, msg, sizeof(s->msg));
1697         s->relative_completion = 0;
1698
1699         if(s->prev)
1700         {
1701                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1702                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1703                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1704                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1705         }
1706         else
1707         {
1708                 s->absolute_loading_amount_min = 0;
1709                 s->absolute_loading_amount_len = 1;
1710         }
1711
1712         if(redraw)
1713                 SCR_UpdateLoadingScreenIfShown();
1714 }
1715
1716 void SCR_PopLoadingScreen (qboolean redraw)
1717 {
1718         loadingscreenstack_t *s = loadingscreenstack;
1719
1720         if(!s)
1721         {
1722                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1723                 return;
1724         }
1725
1726         loadingscreenstack = s->prev;
1727         if(s->prev)
1728                 s->prev->relative_completion = (s->absolute_loading_amount_min + s->absolute_loading_amount_len - s->prev->absolute_loading_amount_min) / s->prev->absolute_loading_amount_len;
1729         Z_Free(s);
1730
1731         if(redraw)
1732                 SCR_UpdateLoadingScreenIfShown();
1733 }
1734
1735 void SCR_ClearLoadingScreen (qboolean redraw)
1736 {
1737         while(loadingscreenstack)
1738                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1739 }
1740
1741 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y)
1742 {
1743         float size = 8;
1744         float x;
1745         size_t len;
1746         float total;
1747
1748         total = 0;
1749 #if 0
1750         if(s)
1751         {
1752                 total += SCR_DrawLoadingStack_r(s->prev, y);
1753                 y -= total;
1754                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1755                 {
1756                         len = strlen(s->msg);
1757                         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1758                         y -= size;
1759                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1760                         DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1761                         total += size;
1762                 }
1763         }
1764 #else
1765         if(s)
1766         {
1767                 len = strlen(s->msg);
1768                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1769                 y -= size;
1770                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1771                 DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1772                 total += size;
1773         }
1774 #endif
1775         return total;
1776 }
1777
1778 static void SCR_DrawLoadingStack(void)
1779 {
1780         float verts[12];
1781         float colors[16];
1782         int i;
1783
1784         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer);
1785         if(loadingscreenstack)
1786         {
1787                 // height = 32; // sorry, using the actual one is ugly
1788                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1789                 GL_DepthRange(0, 1);
1790                 GL_PolygonOffset(0, 0);
1791                 GL_DepthTest(false);
1792                 R_Mesh_VertexPointer(verts, 0, 0);
1793                 R_Mesh_ColorPointer(colors, 0, 0);
1794                 R_Mesh_ResetTextureState();
1795                 R_SetupGenericShader(false);
1796                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
1797                 verts[0] = verts[9] = 0;
1798                 verts[1] = verts[4] = vid_conheight.integer - 8;
1799                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
1800                 verts[7] = verts[10] = vid_conheight.integer;
1801
1802                 for(i = 0; i < 16; ++i)
1803                         colors[i] = (i % 4 == 3) ? 1 : (i >= 8 && i % 4 == 2) ? 1 : 0;
1804                         //                                        ^^^^^^^^^^ blue component
1805                         //                              ^^^^^^ bottom row
1806                         //          ^^^^^^^^^^^^ alpha is always on
1807                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1808
1809                 // make sure everything is cleared, including the progress indicator
1810                 if(loadingscreenheight < 8)
1811                         loadingscreenheight = 8;
1812         }
1813 }
1814
1815 static cachepic_t *loadingscreenpic;
1816 static float loadingscreenpic_vertex3f[12];
1817 static float loadingscreenpic_texcoord2f[8];
1818
1819 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
1820 {
1821         float x, y;
1822         // release mouse grab while loading
1823         if (!vid.fullscreen)
1824                 VID_SetMouse(false, false, false);
1825         CHECKGLERROR
1826         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1827         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1828         //qglDepthMask(1);CHECKGLERROR
1829         qglColorMask(1,1,1,1);CHECKGLERROR
1830         qglClearColor(0,0,0,0);CHECKGLERROR
1831         // when starting up a new video mode, make sure the screen is cleared to black
1832         if (clear)
1833                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1834         R_Textures_Frame();
1835         GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
1836         R_Mesh_Start();
1837         R_Mesh_Matrix(&identitymatrix);
1838         // draw the loading plaque
1839         loadingscreenpic = Draw_CachePic ("gfx/loading");
1840         x = (vid_conwidth.integer - loadingscreenpic->width)/2;
1841         y = (vid_conheight.integer - loadingscreenpic->height)/2;
1842         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
1843         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
1844         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
1845         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + loadingscreenpic->width;
1846         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + loadingscreenpic->height;
1847         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
1848         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
1849         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
1850         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
1851 }
1852
1853 static void SCR_DrawLoadingScreen (qboolean clear)
1854 {
1855         // we only need to draw the image if it isn't already there
1856         GL_Color(1,1,1,1);
1857         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1858         GL_DepthRange(0, 1);
1859         GL_PolygonOffset(0, 0);
1860         GL_DepthTest(false);
1861         R_SetupGenericShader(true);
1862         R_Mesh_ColorPointer(NULL, 0, 0);
1863         if(loadingscreentexture)
1864         {
1865                 R_Mesh_VertexPointer(loadingscreentexture_vertex3f, 0, 0);
1866                 R_Mesh_ResetTextureState();
1867                 R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1868                 R_Mesh_TexCoordPointer(0, 2, loadingscreentexture_texcoord2f, 0, 0);
1869                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1870         }
1871         R_Mesh_VertexPointer(loadingscreenpic_vertex3f, 0, 0);
1872         R_Mesh_ResetTextureState();
1873         R_Mesh_TexBind(0, R_GetTexture(loadingscreenpic->tex));
1874         R_Mesh_TexCoordPointer(0, 2, loadingscreenpic_texcoord2f, 0, 0);
1875         R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1876         SCR_DrawLoadingStack();
1877 }
1878
1879 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
1880 {
1881         R_Mesh_Finish();
1882         // refresh
1883         VID_Finish();
1884         // however this IS necessary on Windows Vista
1885         qglFinish();
1886 }
1887
1888 void SCR_UpdateLoadingScreen (qboolean clear)
1889 {
1890         keydest_t       old_key_dest;
1891         int                     old_key_consoleactive;
1892
1893         // don't do anything if not initialized yet
1894         if (vid_hidden || !scr_refresh.integer || cls.state == ca_dedicated)
1895                 return;
1896         
1897         if(loadingscreentime == realtime)
1898                 clear |= loadingscreencleared;
1899
1900         if(clear)
1901                 SCR_ClearLoadingScreenTexture();
1902         else if(loadingscreentime != realtime)
1903                 SCR_SetLoadingScreenTexture();
1904
1905         if(loadingscreentime != realtime)
1906         {
1907                 loadingscreentime = realtime;
1908                 loadingscreenheight = 0;
1909         }
1910         loadingscreencleared = clear;
1911
1912         SCR_DrawLoadingScreen_SharedSetup(clear);
1913         if (vid.stereobuffer)
1914         {
1915                 qglDrawBuffer(GL_BACK_LEFT);
1916                 SCR_DrawLoadingScreen(clear);
1917                 qglDrawBuffer(GL_BACK_RIGHT);
1918                 SCR_DrawLoadingScreen(clear);
1919         }
1920         else
1921         {
1922                 qglDrawBuffer(GL_BACK);
1923                 SCR_DrawLoadingScreen(clear);
1924         }
1925         SCR_DrawLoadingScreen_SharedFinish(clear);
1926
1927         // this goes into the event loop, and should prevent unresponsive cursor on vista
1928         old_key_dest = key_dest;
1929         old_key_consoleactive = key_consoleactive;
1930         key_dest = key_void;
1931         key_consoleactive = false;
1932         Sys_SendKeyEvents();
1933         key_dest = old_key_dest;
1934         key_consoleactive = old_key_consoleactive;
1935 }
1936
1937 qboolean R_Stereo_ColorMasking(void)
1938 {
1939         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
1940 }
1941
1942 qboolean R_Stereo_Active(void)
1943 {
1944         return (vid.stereobuffer || r_stereo_sidebyside.integer || R_Stereo_ColorMasking());
1945 }
1946
1947 extern cvar_t cl_minfps;
1948 extern cvar_t cl_minfps_fade;
1949 extern cvar_t cl_minfps_qualitymax;
1950 extern cvar_t cl_minfps_qualitymin;
1951 extern cvar_t cl_minfps_qualitypower;
1952 extern cvar_t cl_minfps_qualityscale;
1953 static double cl_updatescreen_rendertime = 0;
1954 static double cl_updatescreen_quality = 1;
1955 void CL_UpdateScreen(void)
1956 {
1957         double rendertime1;
1958         float conwidth, conheight;
1959         float f;
1960
1961         if (!scr_initialized || !con_initialized)
1962                 return;                         // not initialized yet
1963
1964         if(gamemode == GAME_NEXUIZ)
1965         {
1966                 // play a bit with the palette (experimental)
1967                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
1968                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
1969                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
1970                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
1971                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
1972                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
1973                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
1974                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
1975         }
1976
1977         if (vid_hidden || !scr_refresh.integer)
1978                 return;
1979
1980         rendertime1 = Sys_DoubleTime();
1981
1982         conwidth = bound(160, vid_conwidth.value, 32768);
1983         conheight = bound(90, vid_conheight.value, 24576);
1984         if (vid_conwidth.value != conwidth)
1985                 Cvar_SetValue("vid_conwidth", conwidth);
1986         if (vid_conheight.value != conheight)
1987                 Cvar_SetValue("vid_conheight", conheight);
1988
1989         // bound viewsize
1990         if (scr_viewsize.value < 30)
1991                 Cvar_Set ("viewsize","30");
1992         if (scr_viewsize.value > 120)
1993                 Cvar_Set ("viewsize","120");
1994
1995         // bound field of view
1996         if (scr_fov.value < 1)
1997                 Cvar_Set ("fov","1");
1998         if (scr_fov.value > 170)
1999                 Cvar_Set ("fov","170");
2000
2001         // validate r_textureunits cvar
2002         if (r_textureunits.integer > gl_textureunits)
2003                 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
2004         if (r_textureunits.integer < 1)
2005                 Cvar_SetValueQuick(&r_textureunits, 1);
2006
2007         // validate gl_combine cvar
2008         if (gl_combine.integer && !gl_combine_extension)
2009                 Cvar_SetValueQuick(&gl_combine, 0);
2010
2011         // intermission is always full screen
2012         if (cl.intermission)
2013                 sb_lines = 0;
2014         else
2015         {
2016                 if (scr_viewsize.value >= 120)
2017                         sb_lines = 0;           // no status bar at all
2018                 else if (scr_viewsize.value >= 110)
2019                         sb_lines = 24;          // no inventory
2020                 else
2021                         sb_lines = 24+16+8;
2022         }
2023
2024         r_refdef.view.colormask[0] = 1;
2025         r_refdef.view.colormask[1] = 1;
2026         r_refdef.view.colormask[2] = 1;
2027
2028         SCR_SetUpToDrawConsole();
2029
2030         CHECKGLERROR
2031         qglDrawBuffer(GL_BACK);CHECKGLERROR
2032         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
2033         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
2034         qglDepthMask(1);CHECKGLERROR
2035         qglColorMask(1,1,1,1);CHECKGLERROR
2036         qglClearColor(0,0,0,0);CHECKGLERROR
2037         R_ClearScreen(false);
2038         r_refdef.view.clear = false;
2039         r_refdef.view.isoverlay = false;
2040         f = pow((float)cl_updatescreen_quality, cl_minfps_qualitypower.value) * cl_minfps_qualityscale.value;
2041         r_refdef.view.quality = bound(cl_minfps_qualitymin.value, f, cl_minfps_qualitymax.value);
2042
2043         if(scr_stipple.integer)
2044         {
2045                 GLubyte stipple[128];
2046                 int i, s, width, parts;
2047                 static int frame = 0;
2048                 ++frame;
2049
2050                 s = scr_stipple.integer;
2051                 parts = (s & 007);
2052                 width = (s & 070) >> 3;
2053
2054                 qglEnable(GL_POLYGON_STIPPLE); // 0x0B42
2055                 for(i = 0; i < 128; ++i)
2056                 {
2057                         int line = i/4;
2058                         stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2059                 }
2060                 qglPolygonStipple(stipple);
2061         }
2062         else
2063                 qglDisable(GL_POLYGON_STIPPLE);
2064
2065         if (R_Stereo_Active())
2066         {
2067                 matrix4x4_t originalmatrix = r_refdef.view.matrix;
2068                 matrix4x4_t offsetmatrix;
2069                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
2070                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2071
2072                 if (r_stereo_sidebyside.integer)
2073                         r_stereo_side = 0;
2074
2075                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2076                 {
2077                         r_refdef.view.colormask[0] = 1;
2078                         r_refdef.view.colormask[1] = 0;
2079                         r_refdef.view.colormask[2] = 0;
2080                 }
2081
2082                 if (vid.stereobuffer)
2083                         qglDrawBuffer(GL_BACK_RIGHT);
2084
2085                 SCR_DrawScreen();
2086
2087                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
2088                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2089
2090                 if (r_stereo_sidebyside.integer)
2091                         r_stereo_side = 1;
2092
2093                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2094                 {
2095                         r_refdef.view.colormask[0] = 0;
2096                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2097                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2098                 }
2099
2100                 if (vid.stereobuffer)
2101                         qglDrawBuffer(GL_BACK_LEFT);
2102
2103                 SCR_DrawScreen();
2104
2105                 r_refdef.view.matrix = originalmatrix;
2106         }
2107         else
2108                 SCR_DrawScreen();
2109
2110         SCR_CaptureVideo();
2111
2112         // quality adjustment according to render time
2113         qglFlush();
2114         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
2115         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
2116                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
2117         else
2118                 cl_updatescreen_quality = 1;
2119
2120         if (!vid_activewindow)
2121                 VID_SetMouse(false, false, false);
2122         else if (key_consoleactive)
2123                 VID_SetMouse(vid.fullscreen, false, false);
2124         else if (key_dest == key_menu_grabbed)
2125                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse, true);
2126         else if (key_dest == key_menu)
2127                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse, true);
2128         else
2129                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && (!cls.demoplayback || cl_demo_mousegrab.integer), true);
2130
2131         VID_Finish();
2132 }
2133
2134 void CL_Screen_NewMap(void)
2135 {
2136 }